EpisodesDaily.com Airing March 11, 2012 Episode Summary: Someone (or something) wicked is prowling around the farm, so Rick, Shane, Daryl and Glenn set up a patrol in the area as night falls. Andrew Lincoln,Chandler Riggs,Dale Horvath,Entertainment,Frank Darabont,Gale Anne Hurd,Hershel Greene,Jeffrey demunn,Jon Bernthal,Laurie Holden,Lori Grimes,Maggie Greene,Otis,Rick Grimes,Sarah Wayne Callies,Shane Walsh,Steven Yeun,The Walking Dead,TWD S2,Walking Dead 2x12 Promo,Walking Dead Season 2,Walking Dead Season 2 Preview,Walking Dead Season 2 Promo,Walking Dead Season 2 trailer,zombie apocalypse,zombies